[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)

				SELECT TAG
				FROM b_cache_tag
				WHERE SITE_ID = 's1'
				AND CACHE_SALT = '/59d'
				AND RELATIVE_PATH = '/s1/slytek/menu.sections/06f'
			
/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/lib/db/connection.php:330
#1: Bitrix\Main\DB\Connection->query(string)
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/lib/data/taggedcache.php:51
#2: Bitrix\Main\Data\TaggedCache->initDbCache(string)
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/lib/data/taggedcache.php:98
#3: Bitrix\Main\Data\TaggedCache->endTagCache()
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/classes/general/cache.php:463
#4: CCacheManager->EndTagCache()
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/classes/general/component.php:1162
#5: CBitrixComponent->endResultCache()
	/home/bitrix/ext_www/akva-market.online/local/components/slytek/menu.sections/component.php:126
#6: include(string)
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/classes/general/component.php:594
#7: CBitrixComponent->__includeComponent()
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/classes/general/component.php:653
#8: CBitrixComponent->includeComponent(string, array, boolean)
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/classes/general/main.php:1039
#9: CAllMain->IncludeComponent(string, string, array, boolean, array)
	/home/bitrix/ext_www/akva-market.online/.left.menu_ext.php:15
#10: include(string)
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/classes/general/menu.php:115
#11: CMenu->Init(string, boolean, string)
	/home/bitrix/ext_www/akva-market.online/bitrix/components/bitrix/menu/component.php:53
#12: include(string)
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/classes/general/component.php:594
#13: CBitrixComponent->__includeComponent()
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/classes/general/component.php:102
#14: CBitrixComponent->executeComponent()
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/classes/general/component.php:638
#15: CBitrixComponent->includeComponent(string, array, boolean)
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/classes/general/main.php:1039
#16: CAllMain->IncludeComponent(string, string, array, boolean)
	/home/bitrix/ext_www/akva-market.online/local/templates/aqua/header.php:242
#17: include_once(string)
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/include/prolog_after.php:106
#18: require(string)
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/include/prolog.php:11
#19: require_once(string)
	/home/bitrix/ext_www/akva-market.online/bitrix/header.php:49
#20: require(string)
	/home/bitrix/ext_www/akva-market.online/catalog/index.php:2
#21: include_once(string)
	/home/bitrix/ext_www/akva-market.online/bitrix/modules/main/include/urlrewrite.php:159
#22: include_once(string)
	/home/bitrix/ext_www/akva-market.online/bitrix/urlrewrite.php:2